"In February 1918, a derelict soldier was discovered wandering the railway station in Lyon, France. With no memory of his name or his past, no identifying possessions, marks, or documents, the soldier - given the name Anthelme Mangin - was sent to an asylum for the insane. When, after the Great War ended, the authorities placed the soldier's image in advertisements to locate his family, hundreds of "relatives" claimed him - as their father or son, husband or brother who had failed to return from the front. "